libvirt-dev 4.6.0-2ubuntu3.2 (amd64 binary) in ubuntu cosmic

 Libvirt is a C toolkit to interact with the virtualization capabilities
 of recent versions of Linux (and other OSes). The library aims at providing
 a long term stable C API for different virtualization mechanisms. It currently
 supports QEMU, KVM, XEN, OpenVZ, LXC, and VirtualBox.
 .
 This package contains the header files and static libraries which are
 needed for developing the applications with libvirt.